Perform NullAway build-time checks in more modules

This commit enables null-safety build-time checks in:
 - spring-jdbc
 - spring-r2dbc
 - spring-orm
 - spring-beans
 - spring-aop

See gh-32475

spring-jdbc/src/main/java/org/springframework/jdbc/core/ArgumentTypePreparedStatementSetter.java

@@ -46,6 +46,7 @@ public class ArgumentTypePreparedStatementSetter implements PreparedStatementSet
 	 * @param args the arguments to set
 	 * @param argTypes the corresponding SQL types of the arguments
 	 */
+	@SuppressWarnings("NullAway")
 	public ArgumentTypePreparedStatementSetter(@Nullable Object[] args, @Nullable int[] argTypes) {
 		if ((args != null && argTypes == null) || (args == null && argTypes != null) ||
 				(args != null && args.length != argTypes.length)) {

spring-jdbc/src/main/java/org/springframework/jdbc/core/simple/SimpleJdbcCall.java

@@ -26,6 +26,7 @@ import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.jdbc.core.RowMapper;
 import org.springframework.jdbc.core.SqlParameter;
 import org.springframework.jdbc.core.namedparam.SqlParameterSource;
+import org.springframework.lang.Nullable;
 
 /**
  * A SimpleJdbcCall is a multithreaded, reusable object representing a call
@@ -148,36 +149,42 @@ public class SimpleJdbcCall extends AbstractJdbcCall implements SimpleJdbcCallOp
 	}
 
 	@Override
+	@Nullable
 	@SuppressWarnings("unchecked")
 	public <T> T executeFunction(Class<T> returnType, Object... args) {
 		return (T) doExecute(args).get(getScalarOutParameterName());
 	}
 
 	@Override
+	@Nullable
 	@SuppressWarnings("unchecked")
 	public <T> T executeFunction(Class<T> returnType, Map<String, ?> args) {
 		return (T) doExecute(args).get(getScalarOutParameterName());
 	}
 
 	@Override
+	@Nullable
 	@SuppressWarnings("unchecked")
 	public <T> T executeFunction(Class<T> returnType, SqlParameterSource args) {
 		return (T) doExecute(args).get(getScalarOutParameterName());
 	}
 
 	@Override
+	@Nullable
 	@SuppressWarnings("unchecked")
 	public <T> T executeObject(Class<T> returnType, Object... args) {
 		return (T) doExecute(args).get(getScalarOutParameterName());
 	}
 
 	@Override
+	@Nullable
 	@SuppressWarnings("unchecked")
 	public <T> T executeObject(Class<T> returnType, Map<String, ?> args) {
 		return (T) doExecute(args).get(getScalarOutParameterName());
 	}
 
 	@Override
+	@Nullable
 	@SuppressWarnings("unchecked")
 	public <T> T executeObject(Class<T> returnType, SqlParameterSource args) {
 		return (T) doExecute(args).get(getScalarOutParameterName());

spring-jdbc/src/main/java/org/springframework/jdbc/core/simple/SimpleJdbcCallOperations.java

@@ -21,6 +21,7 @@ import java.util.Map;
 import org.springframework.jdbc.core.RowMapper;
 import org.springframework.jdbc.core.SqlParameter;
 import org.springframework.jdbc.core.namedparam.SqlParameterSource;
+import org.springframework.lang.Nullable;
 
 /**
  * Interface specifying the API for a Simple JDBC Call implemented by {@link SimpleJdbcCall}.
@@ -117,6 +118,7 @@ public interface SimpleJdbcCallOperations {
 	 * Parameter values must be provided in the same order as the parameters are defined
 	 * for the stored procedure.
 	 */
+	@Nullable
 	<T> T executeFunction(Class<T> returnType, Object... args);
 
 	/**
@@ -125,6 +127,7 @@ public interface SimpleJdbcCallOperations {
 	 * @param returnType the type of the value to return
 	 * @param args a Map containing the parameter values to be used in the call
 	 */
+	@Nullable
 	<T> T executeFunction(Class<T> returnType, Map<String, ?> args);
 
 	/**
@@ -133,6 +136,7 @@ public interface SimpleJdbcCallOperations {
 	 * @param returnType the type of the value to return
 	 * @param args the MapSqlParameterSource containing the parameter values to be used in the call
 	 */
+	@Nullable
 	<T> T executeFunction(Class<T> returnType, SqlParameterSource args);
 
 	/**
@@ -144,6 +148,7 @@ public interface SimpleJdbcCallOperations {
 	 * Parameter values must be provided in the same order as the parameters are defined for
 	 * the stored procedure.
 	 */
+	@Nullable
 	<T> T executeObject(Class<T> returnType, Object... args);
 
 	/**
@@ -153,6 +158,7 @@ public interface SimpleJdbcCallOperations {
 	 * @param returnType the type of the value to return
 	 * @param args a Map containing the parameter values to be used in the call
 	 */
+	@Nullable
 	<T> T executeObject(Class<T> returnType, Map<String, ?> args);
 
 	/**
@@ -162,6 +168,7 @@ public interface SimpleJdbcCallOperations {
 	 * @param returnType the type of the value to return
 	 * @param args the MapSqlParameterSource containing the parameter values to be used in the call
 	 */
+	@Nullable
 	<T> T executeObject(Class<T> returnType, SqlParameterSource args);
 
 	/**

spring-jdbc/src/main/java/org/springframework/jdbc/datasource/SingleConnectionDataSource.java

@@ -182,6 +182,7 @@ public class SingleConnectionDataSource extends DriverManagerDataSource
 
 
 	@Override
+	@SuppressWarnings("NullAway")
 	public Connection getConnection() throws SQLException {
 		this.connectionLock.lock();
 		try {

spring-jdbc/src/main/java/org/springframework/jdbc/datasource/embedded/EmbeddedDatabaseFactory.java

@@ -162,6 +162,7 @@ public class EmbeddedDatabaseFactory {
 	 * Factory method that returns the {@linkplain EmbeddedDatabase embedded database}
 	 * instance, which is also a {@link DataSource}.
 	 */
+	@SuppressWarnings("NullAway")
 	public EmbeddedDatabase getDatabase() {
 		if (this.dataSource == null) {
 			initDatabase();

spring-jdbc/src/main/java/org/springframework/jdbc/datasource/lookup/AbstractRoutingDataSource.java

@@ -134,6 +134,7 @@ public abstract class AbstractRoutingDataSource extends AbstractDataSource imple
 	 * @see #getResolvedDataSources()
 	 * @see #getResolvedDefaultDataSource()
 	 */
+	@SuppressWarnings("NullAway")
 	public void initialize() {
 		if (this.targetDataSources == null) {
 			throw new IllegalArgumentException("Property 'targetDataSources' is required");

spring-jdbc/src/main/java/org/springframework/jdbc/support/incrementer/AbstractColumnMaxValueIncrementer.java

@@ -43,6 +43,7 @@ public abstract class AbstractColumnMaxValueIncrementer extends AbstractDataFiel
 	 * @see #setIncrementerName
 	 * @see #setColumnName
 	 */
+	@SuppressWarnings("NullAway")
 	public AbstractColumnMaxValueIncrementer() {
 	}
 

spring-jdbc/src/main/java/org/springframework/jdbc/support/incrementer/AbstractDataFieldMaxValueIncrementer.java

@@ -77,6 +77,7 @@ public abstract class AbstractDataFieldMaxValueIncrementer implements DataFieldM
 	/**
 	 * Return the data source to retrieve the value from.
 	 */
+	@SuppressWarnings("NullAway")
 	public DataSource getDataSource() {
 		return this.dataSource;
 	}
@@ -91,6 +92,7 @@ public abstract class AbstractDataFieldMaxValueIncrementer implements DataFieldM
 	/**
 	 * Return the name of the sequence/table.
 	 */
+	@SuppressWarnings("NullAway")
 	public String getIncrementerName() {
 		return this.incrementerName;
 	}

spring-jdbc/src/main/java/org/springframework/jdbc/support/incrementer/AbstractIdentityColumnMaxValueIncrementer.java

@@ -53,9 +53,11 @@ public abstract class AbstractIdentityColumnMaxValueIncrementer extends Abstract
 	 * @see #setIncrementerName
 	 * @see #setColumnName
 	 */
+	@SuppressWarnings("NullAway")
 	public AbstractIdentityColumnMaxValueIncrementer() {
 	}
 
+	@SuppressWarnings("NullAway")
 	public AbstractIdentityColumnMaxValueIncrementer(DataSource dataSource, String incrementerName, String columnName) {
 		super(dataSource, incrementerName, columnName);
 	}